sql - 以下代码有什么问题？

Question

insert into ageData (PatientID, Age) 
select PatientID from AEDepartment, 
select DATEDIFF(hour,DOB,GETDATE())/8766 from AEDepartment;

错误信息：

Incorrect syntax near the keyword select

Answer 1

你应该只有一个SELECT陈述。

INSERT INTO ageData (PatientID, Age) 
SELECT PatientID, DATEDIFF(hour,DOB,GETDATE())/8766 
FROM   AEDepartment